Q: What is the sum of all factors of the number 640,467 excluding 640,467?
A: 316,401
The factors of the number 640,467 are: 1, 3, 9, 27, 81, 7907, 23721, 71163, 213489, 640467.
If you add them up, you will get the total of 640,783. Now subtract 640,467 to get 316,401